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Welcome to Qualitas; the home of truly outstanding home building and craftsmanship in Durham and North Yorkshire.
As builders in Durham we specialise in; listed building restoration, preserving and restoring sash windows, new builds, loft conversions and also meeting building criteria in conservation areas. We also design and build stunning orangeries.
We’re equally at home restoring a Grade 2 Listed Building as building a modern, sustainable family ho

As builders in Durham we specialise in; listed building restoration, preserving and restoring sash windows, new builds, loft conversions and also meeting building criteria in conservation areas. We also design and build stunning orangeries.